1101120020112 has 80 divisors (see below), whose sum is σ = 3251693306880. Its totient is φ = 314531442816.

The previous prime is 1101120019999. The next prime is 1101120020171. The reversal of 1101120020112 is 2110200211011.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1046293 + ... + 1815755.

It is an arithmetic number, because the mean of its divisors is an integer number (40646166336).

Almost surely, 2^{1101120020112} is an apocalyptic number.

1101120020112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1101120020112 is an abundant number, since it is smaller than the sum of its proper divisors (2150573286768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1101120020112 is a wasteful number, since it uses less digits than its factorization.

1101120020112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773740 (or 773734 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1101120020112 its reverse (2110200211011), we get a palindrome (3211320231123).

The spelling of 1101120020112 in words is "one trillion, one hundred one billion, one hundred twenty million, twenty thousand, one hundred twelve".